1. It should work, since it is made specifically for SmartMedia cards.

2. You need to format the card if you want to erase the picture files on it and reuse the card again.

3. You should format the card when it is in the camera. Do not format the card with the computer. Consult your camera's manual. If you do not have the manual, you can download it from Olympus:

http://www.olympusamerica.com/cpg_section/cpg_support_manuals.asp?id=94